Inch is a unit of length used by Britain and its former colonies, usually 1 inch = 2.54 cm .. In the British system, 12 inch is 1 foot, and 36 inch is 1 yard.
One inch =2.54 cm. That is, a cake with a diameter of 15.24 cm. 6 inches (15.24cm) refers to the blank of the cake, excluding the decoration such as cream.
Extended information 6 inches = 1 5.24cm ≈1lbs:1~ 2 people, suitable for1people's enjoyment, two-person scenes, or romantic festivals like Valentine's Day.
8 inches =20.32cm≈2 kg: suitable for 2-4 people, suitable for family birthdays, various festivals, visiting relatives and friends.
10 inch = 25.4cm ≈ 3kg: 5-8 people, suitable for small birthday parties. ?
12 inch = 30.48cm ≈ 4lbs: 8- 10 people, suitable for office enjoyment and medium-sized birthday parties?
14 inch = 35.56cm ≈ 5kg: 12- 14 people, suitable for company activities and class reunion.
16 inch = 40.64cm ≈ 6kg: 14- 16 people, suitable for all kinds of medium-sized celebrations.
Multi-layer cake: the size difference between the upper and lower layers is at least 4 inches. For example, 8 inches should be at least 12 inch instead of 10 inch.